Below is a list of Old Bethpage NY zip codes. For your research we have also included Old Bethpage Area Code, Time Zone, UTC and the local Nassau County FIPS Code. Each Old Bethpage New York zip code has a center Longitude / Latitude point (the Old Bethpage center is -73.5256 / 40.7683). For your convenience we have also indicated if that zip code in Old Bethpage observes Daylight Savings time. For more information on Old Bethpage New York you will find helpful business links and searches.